Sky Castles Megabook is released on 1st September by Whiskey Creek Press.
It's also available at Amazon.com for those of you with a Kindle.
The series of three books in one volume tells the story of Caishel and Ailan, Elisette and Sard, and Robard and Tazia.
The three couples live on a planet where huge castles hang in the sky, with lesser mortals living in the towns below. The Eos share the planet with the humans, meaning more to the planet than the humans know.